Heat Advisory

Effective: September 13, 2021

The National Weather Service has issued an Excessive Heat Warning 
for September 13, 2021.

The National Weather Service has issued an Excessive Heat Warning for September 13th. Daytime highs are expected to be up to 117 degrees Fahrenheit.

2021 Interactive Heat Relief Map

Here's what you can do

  • Donate bottled water, snacks, sun protection aids like hats, sunscreen, sunglasses, and lightweight clothing at collection sites.
  • Seek hydration and refuge at a regional Heat Relief Network location found at the interactive map listed in the link below.
  • Educate yourself, friends, and neighbors about the dangers of extreme heat.

Tips to Avoid Heat-Related Illness

  • Increase fluid intake regardless of activity level. Staying hydrated is extremely important.
  • Limit exercise or outdoor activity between the hours of 11am and 3pm.
  • When outdoors, wear a sunscreen with a minimum SPF 15 and re-apply often. Wear a hat, lightweight clothing and sunglasses.
  • Rest frequently in shady or cool areas to give the body's temperature a chance to recover and cool down.
  • Limit strenuous outdoor activities, take breaks in the shade, and stay hydrated.
  • Never leave infants, children or pets inside a parked vehicle.
  • Respectfully check on elderly neighbors to make sure their air conditioning is working and in use.
  • Take advantage of free air-conditioning by visiting locations like shopping malls, the library or other heat refuge locations provided on the map.


About MAG

The Maricopa Association of Governments (MAG) is a Council of Governments (COG) that serves as the regional planning agency for the metropolitan Phoenix area.

Title VI

Title VI requires that no person in the United States of America shall, on the grounds of race, color, or national origin, be excluded from the participation in, be denied the benefits of, or be otherwise subjected to discrimination under any program or activity for which MAG receives federal financial assistance.

Get In Touch

  • Address: 302 N. First Ave., Suite 300
    Phoenix, Arizona 85003

  • Phone: 602-254-6300

  • FAX: 602-254-6490

  • Email: mag@azmag.gov

Web Accessibility

The Maricopa Association of Governments is committed to providing the best web experience possible for all users. We continue to make changes to improve the user experience for everyone and apply the relevant accessibility standards as stated in the MAG Web Accessibility Statement.